NSN 5977-00-800-9946 · NIIN 008009946 · Part number BYLM178
Ge Aviation Systems Llc Dba Ge Aviation Systems Llc · FSC 5977 — Electrical Contact Brushes and Electrodes · FSG 59 — Electrical and Electronic Equipment Components · CAGE 05624
Government record, cited
NSN 5977-00-800-9946 — this item is cataloged by the U.S. Government under National Stock Number 5977-00-800-9946. Manufacturer of record part number: BYLM178.
Also searched as5977-00-800-9946 ·
5977008009946 ·
NIIN 008009946 ·
00-800-9946 ·
FSC 5977 Electrical Contact Brushes and Electrodes · CAGE 05624 · BYLM178
Shunt Insulation Provision and Quantity: 1 UNINSULATED
Material: CARBON
Terminal Type and Quantity: 1 FLAG W/HOLE
1 manufacturer part number on file
Manufacturer of record: Ge Aviation Systems Llc Dba Ge Aviation Systems Llc
Identification
NSN: 5977-00-800-9946
NIIN: 008009946
FSC: 5977 — Electrical Contact Brushes and Electrodes
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: BYLM178
Manufacturer: Ge Aviation Systems Llc Dba Ge Aviation Systems Llc
General Description
The Brush,electrical Contact, cataloged under National Stock Number 5977-00-800-9946, is classified within Federal Supply Class 5977 (Electrical Contact Brushes and Electrodes) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Ge Aviation Systems Llc Dba Ge Aviation Systems Llc. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5977-00-800-9946
Primary Part Number
BYLM178
Item Name
Brush,electrical Contact
FSC / FSG
5977 / 59 — Electrical Contact Brushes and Electrodes
Manufacturer
Ge Aviation Systems Llc Dba Ge Aviation Systems Llc
Ge Aviation Systems Llc Dba Ge Aviation Systems Llc (USA)
No interchangeability data on file.
Other items in FSC 5977 — Electrical Contact Brushes and Electrodes
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5977-00-001-8018
BRUSH,ELECTRICAL CONTACT
5977-00-001-8867
5977-00-001-8867 · Item name not on file
5977-00-002-9654
5977-00-002-9654 · Item name not on file
5977-00-003-0257
BRUSH SET,ELECTRICAL CONTACT
5977-00-003-0258
HOLDER,ELECTRICAL CONTACT BRUSH
5977-00-003-0264
5977-00-003-0264 · Item name not on file
5977-00-003-1196
ELECTRODE
5977-00-003-1197
5977-00-003-1197 · Item name not on file
Frequently Asked Questions
What is NSN 5977-00-800-9946?
NSN 5977-00-800-9946 is a Brush,electrical Contact, manufactured by Ge Aviation Systems Llc Dba Ge Aviation Systems Llc, classified under FSC 5977, Electrical Contact Brushes and Electrodes. Status: active.
What part numbers are listed for NSN 5977-00-800-9946?
NSN 5977-00-800-9946 has 1 manufacturer part number on file: BYLM178 (Ge Aviation Systems Llc Dba Ge Aviation Systems Llc).
What are the specifications of BYLM178?
Key specifications for BYLM178: Style Designator: PRESSURE SPRING MULTIPLE; Contact Face Style: CONCAVE; Shunt Insulation Provision and Quantity: 1 UNINSULATED; Material: CARBON. 5 specifications are documented in the U.S. Government catalog.
Is NSN 5977-00-800-9946 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.